PixelPulse

PixelPulse is a display testing utility designed to detect dead pixels, stuck pixels, blooming, and other display anomalies on Apple devices. It provides quick, reliable visual test patterns for iPhone, iPad, Mac, Apple TV, and Apple Watch, helping developers, AV professionals, and users verify screen quality without expensive hardware. Key Features: • Native apps for macOS, iOS/iPadOS, tvOS, and watchOS. • Notch-aware fullscreen mode for modern Macs. • Comprehensive test patterns: solid colors, bars, checkerboard, diagonal lines, gradient, and white squares for blooming detection on mini-LED/micro-LED displays. • Platform-specific controls: touch, Digital Crown, remote, keyboard shortcuts. • Auto-cycle, pause/resume, and manual navigation. • No telemetry or accounts required - completely offline. Perfect for checking new devices, diagnosing display problems, or testing HDR blooming across your Apple ecosystem.